<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android">
<translate
android:fromXDelta="768"
android:toXDelta="50"
android:fromYDelta="300"
android:toYDelta="300"
android:duration="2000"
 />
</set>
<!-- 
fromXDelta,fromYDelta起始时X，Y座标,屏幕右下角的座标是X:320,Y:480
toXDelta，toYDelta动画结束时X,Y的座标
 -->
